25199590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:114

約数の個数: 64

約数和(自身を含む): 52093440

約数和(自身を除く): 26893850

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 169, 185, 310, 338, 370, 403, 481, 806, 845, 962, 1147, 1690, 2015, 2197, 2294, 2405, 4030, 4394, 4810, 5239, 5735, 6253, 10478, 10985, 11470, 12506, 14911, 21970, 26195, 29822, 31265, 52390, 62530, 68107, 74555, 81289, 136214, 149110, 162578, 193843, 340535, 387686, 406445, 681070, 812890, 969215, 1938430, 2519959, 5039918, 12599795, 25199590]

約数ペア:

[(1, 25199590), (2, 12599795), (5, 5039918), (10, 2519959), (13, 1938430), (26, 969215), (31, 812890), (37, 681070), (62, 406445), (65, 387686), (74, 340535), (130, 193843), (155, 162578), (169, 149110), (185, 136214), (310, 81289), (338, 74555), (370, 68107), (403, 62530), (481, 52390), (806, 31265), (845, 29822), (962, 26195), (1147, 21970), (1690, 14911), (2015, 12506), (2197, 11470), (2294, 10985), (2405, 10478), (4030, 6253), (4394, 5735), (4810, 5239)]